CN217815707U - Pipeline on-line measuring device - Google Patents
Pipeline on-line measuring device Download PDFInfo
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- CN217815707U CN217815707U CN202221672817.XU CN202221672817U CN217815707U CN 217815707 U CN217815707 U CN 217815707U CN 202221672817 U CN202221672817 U CN 202221672817U CN 217815707 U CN217815707 U CN 217815707U
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Abstract
The utility model discloses an online pipeline detection device, which comprises an elastic supporting mechanism, a driving mechanism, a detection mechanism and a camera mechanism; the elastic supporting mechanism comprises a hexagonal prism body and 3 groups of elastic supports which are uniformly distributed along the circumferential direction of the hexagonal prism body; the driving mechanism comprises crawler wheels mounted on each elastic support, and each crawler wheel comprises a crawler, a driving gear, a walking frame and a supporting wheel; the outer surface of the crawler is an arc-shaped surface, and the radius of the arc-shaped surface is equal to the inner diameter of the pipeline to be detected; the detection mechanism is mounted on the side wall of each crawler wheel; the camera shooting mechanism is installed in front of the hexagonal prism body and comprises an omnidirectional camera and an audio transmitter. The driving mechanism is supported by the elastic supporting mechanism, so that the driving mechanism can cross the impurity barrier, and the passing of the pipeline online detection device is facilitated. The driving mechanism is in a crawler wheel form, the outer surface of the crawler wheel is tightly attached to the inner wall of the pipeline, and the stability of the pipeline online detection device is improved.
Description
Technical Field
The utility model belongs to the technical field of the pipeline inspection, concretely relates to pipeline on-line measuring device.
Background
Industrial piping systems have been widely used in the fields of metallurgy, petroleum, chemical industry, urban water heating supply, etc., and industrial piping has a very harsh working environment and is susceptible to corrosion, fatigue damage or leakage accidents caused by the development of potential defects inside the piping after long-term use. The normal production and living orders of people are seriously affected by the leakage and discharge of toxic, harmful, inflammable and explosive articles to the atmosphere in an out-of-control state. Therefore, the pipes must be periodically serviced and maintained. However, the pipeline is often limited by manpower or in short of people, and the overhauling difficulty is high. The existing methods such as early scrapping, excavation and maintenance and the like generally adopted have unsatisfactory effects, not only have high labor intensity and low benefit, but also cause huge manpower and material resource loss. Therefore, the in-pipe detection of the pipeline is an important practical project and is related to the safe and efficient operation of various pipelines.
The robot for detecting inside of pipeline is a mechanism capable of walking along inside of pipeline, it can carry one or more sensors and operation devices (such as CCD camera, position and attitude sensor, ultrasonic sensor, eddy current sensor, pipeline cleaning device, pipeline crack and pipeline interface welding device, anticorrosion spraying device, simple operation mechanical arm, etc.), and can carry out a series of pipeline detection and maintenance operations under the remote control of operator. Therefore, the pipe in-belt detection robot is a more ideal automatic pipeline detection device for avoiding digging detection.
At present, when a pipeline on-line detection device, namely an in-pipe detection robot, advances in a pipeline, the in-pipe detection robot is often obstructed due to impurity obstacles existing in the pipeline. The in-pipe detection robot is often unstable when advancing in the pipeline, and is not favorable for the acquisition of data in the pipe by the pipeline detection sensor.
SUMMERY OF THE UTILITY MODEL
To foretell not enough, the utility model provides a pipeline on-line measuring device, actuating mechanism supports through elastic support mechanism for actuating mechanism can cross the impurity barrier, helps pipeline on-line measuring device's current. The driving mechanism is in a crawler wheel form, the outer surface of the crawler wheel is tightly attached to the inner wall of the pipeline, and the stability of the pipeline online detection device is improved.
The utility model discloses a realize through following technical scheme:
a pipeline on-line detection device comprises an elastic supporting mechanism, a driving mechanism, a detection mechanism and a camera mechanism; the elastic supporting mechanism comprises a hexagonal prism body and 3 groups of elastic supports which are uniformly distributed along the circumferential direction of the hexagonal prism body, so that the stability of the pipeline online detection device is ensured, and the obstruction of impurity obstacles to the pipeline online detection device is reduced; the driving mechanism comprises crawler wheels arranged on each elastic support, the crawler wheels are adopted to increase the contact area with the inner wall of the pipeline, and each crawler wheel comprises a crawler, a driving gear, a walking frame and a thrust wheel; the outer surface of the crawler belt is an arc-shaped surface, and the radius of the arc-shaped surface is equal to the inner diameter of the pipeline to be detected, so that the crawler belt is tightly attached to the inner wall of the pipeline, and the stability is improved; the detection mechanism is arranged on the side wall of each crawler wheel, so that the detection mechanism can conveniently detect the interior of the pipeline; the camera shooting mechanism is installed to hexagonal prism organism the place ahead, and the camera shooting mechanism includes all-round camera and audio transmission ware, helps the collection to the image in the pipeline.
Furthermore, the track comprises a rack arranged inwards and a reinforcing rib fixed on the outer wall of the track, the rack is matched with the driving gear, and the reinforcing rib is of an elastic rubber structure. Drive gear can rotate through rack drive track, and the strengthening rib strip is used for improving the fastness of track.
Further, strengthening rib evenly distributed is at the outer wall of track, and the arcwall face is formed at strengthening rib's surface, helps strengthening rib and pipeline inner wall closely to laminate.
Further, the elastic support comprises a connecting frame for connecting the crawler wheel and the hexagonal prism body, a buffering sliding block mounted on the hexagonal prism body, a compression rod for connecting the crawler wheel and the buffering sliding block, and a telescopic rod mounted on the hexagonal prism body and connected with the buffering sliding block. When the pipeline on-line detection device is advanced, the crawler wheel can elastically extrude the inner wall of the pipeline.
Further, the detection mechanism includes a position sensor, an attitude sensor, an ultrasonic sensor, an eddy current sensor, and a sensor mount. The sensor mounting seat is used for mounting a sensor.
Furthermore, the pipeline on-line detection device also comprises a control system and a wireless remote control device in signal connection with the control system. The wireless remote control equipment controls the movement and detection of the pipeline on-line detection device through the control system.
Drawings
FIG. 1 is a schematic connection diagram illustrating an exemplary embodiment of an online pipeline inspection device according to the present invention;
FIG. 2 is a schematic diagram illustrating an exemplary embodiment of an online pipeline inspection device according to the present invention;
FIG. 3 is a cross-sectional view of an exemplary embodiment of an on-line pipeline inspection device according to the present invention;
FIG. 4 is a partially enlarged view of the portion A in FIG. 3;
FIG. 5 is a schematic diagram illustrating an exemplary embodiment of a track of the present invention;
fig. 6 is a side view illustrating an exemplary embodiment of an online pipeline inspection device according to the present invention.
Reference numerals:
1. the device comprises an elastic supporting mechanism, 11, a hexagonal prism body, 12, an elastic support, 121, a connecting frame, 122, a buffer sliding block, 123, a compression rod, 124, a telescopic rod, 2, a driving mechanism, 21, a track wheel, 211, a track, 2111, a rack, 2112, a reinforcing rib, 212, a driving gear, 213, a walking frame, 214, a thrust wheel, 3, a detection mechanism, 4 and a camera shooting mechanism.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that the terms of orientation such as left, right, up, down, front and back in the embodiments of the present invention are only relative concepts or are referred to the normal use state of the product, i.e. the traveling direction of the product, and should not be considered as limiting.
In addition, it should be noted that the dynamic terms such as "relative movement" mentioned in the embodiments of the present invention include not only a change in position but also a movement in which a state changes without a relative change in position such as rotation or rolling.
Finally, it is noted that when an element is referred to as being "on" or "disposed" to another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
As shown in fig. 1 to 6, the pipeline online detection device comprises an elastic support mechanism 1, a driving mechanism 2, a detection mechanism 3 and a camera mechanism 4; the elastic supporting mechanism 1 comprises a hexagonal prism body 11 and 3 groups of elastic supports 12 which are uniformly distributed along the circumferential direction of the hexagonal prism body 11, so that the stability of the pipeline online detection device is ensured, and the obstruction of impurity obstacles to the pipeline online detection device is reduced; the driving mechanism 2 includes crawler wheels 21 mounted to the respective elastic brackets 12, the crawler wheels 21 being employed to increase a contact area with an inner wall of the pipe, the crawler wheels 21 including a crawler belt 211, a driving gear 212, a traveling frame 213, and a supporting wheel 214; the outer surface of the crawler belt 211 is an arc-shaped surface, and the radius of the arc-shaped surface is equal to the inner diameter of the pipeline to be detected, so that the crawler belt 211 is tightly attached to the inner wall of the pipeline, and the stability is improved; the detection mechanism 3 is arranged on the side wall of each crawler wheel 21, so that the detection operation of the detection mechanism 3 in the pipeline is facilitated; the camera mechanism 4 is installed to the place ahead of the hexagonal prism organism 11, and the camera mechanism 4 includes all-round camera and audio transmitter, helps the collection of the image in the pipeline.
In one embodiment, the pipeline on-line detection device is first placed in the pipeline, and it should be noted that, as shown in fig. 6, the highest elastic supporting frame in the 3 groups of elastic supporting frames 12 is in an upright state. Because the impurity in the pipeline is most concentrated in the pipeline bottom, consequently guarantee that actuating mechanism 2 and pipeline bottom contact are avoided when pipeline on-line measuring device is marchd to reduce the hindrance factor that pipeline bottom barrier marchd on-line measuring device marchd. The obstacle on the pipeline inside wall is relatively less, and bigger obstacle slides to the pipeline bottom easily, and actuating mechanism 2 passes through elastic support mechanism 1 to be connected, and actuating mechanism 2 can roll over less obstacle and continue to advance promptly.
In one embodiment, the driving mechanism 2 is in the form of a crawler wheel 21, and the crawler wheel 21 has a larger contact area with the inner wall of the pipe than a conventional wheel, which helps to ensure the stability of the place where the driving mechanism 2 abuts against the pipe. Wherein, the driving gear 212 is used for driving the track 211 to rotate around the walking frame 213, and the thrust wheel 214 is used for supporting the pressure of the pipeline on-line detection device on the inner wall of the pipeline and simultaneously preventing the track 211 from derailing. Track 211 surface equals the internal diameter of examining the pipeline for the radius of arcwall face and arcwall face, helps track 211 surface and the laminating of pipeline inner wall to improve stability. It should be noted that the track 211 is formed by splicing a plurality of track 211 plates and track 211 pins, and the outer surface of the track 211 is designed to be an arc surface, which does not affect the normal operation of the track 211.
In one embodiment, the sensors of the detection mechanism 3 are mounted on each track wheel 21 such that the sensors are closer to the inner wall of the pipeline, which helps to improve the accuracy of the detection mechanism 3 in detecting data in the pipeline.
In an embodiment, the camera mechanism 4 is installed in front of the hexagonal prism body 11, and the camera mechanism 4 includes an omnidirectional camera and an audio transmitter, and the omnidirectional camera is adopted to help observe the conditions in the pipeline, so as to facilitate the control of the pipeline online detection device by the control personnel.
Preferably, the track 211 comprises a rack 2111 arranged inwards and a reinforcing rib 2112 fixed on the outer wall of the track 211, the rack 2111 is matched with the driving gear 212, and the reinforcing rib 2112 is of an elastic rubber structure. The driving gear 212 can drive the track 211 to rotate through the rack 2111, and the reinforcing rib 2112 is used to improve the firmness of the track 211.
Preferably, strengthening ribs 2112 are uniformly distributed on the outer wall of track 211, and the arc-shaped surface is formed on the outer surface of strengthening ribs 2112, which helps strengthening ribs 2112 to closely adhere to the inner wall of the pipeline.
In one embodiment, as shown in FIG. 5, inwardly disposed racks 2111 of tracks 211 are used to engage drive gear 212, facilitating drive of racks 2111 by drive gear 212. The outer wall of the track 211 protrudes with the reinforcing rib strips 2112 to improve the firmness of the track 211, the reinforcing rib strips 2112 adopt elastic rubber structures, the friction force between the track 211 and the inner wall of the pipeline is improved, the track 211 can conveniently advance in the pipeline, and meanwhile, the elastic rubber structures can play a role in protecting the track 211 and the inner wall of the pipeline, so that the track 211 is prevented from being scratched on the inner wall of the pipeline during operation. The outer surface of the reinforcing ribs 2112 is an arc-shaped surface, which helps the reinforcing ribs 2112 to be tightly attached to the inner wall of the pipe. It should be noted that, in a vertical cross section, the arc-shaped sides of the reinforcing ribs 2112 of the 3 sets of drive mechanisms 2 are on the same circle, and the radius of the circle where the reinforcing ribs 2112 of the 3 sets of drive mechanisms 2 are located is equal to the radius of the inner surface of the pipe.
Preferably, the elastic bracket 12 includes a connection frame 121 connecting the track wheel 21 and the hexagonal prism body 11, a buffer slider 122 mounted to the hexagonal prism body 11, a compression bar 123 connecting the track wheel 21 and the buffer slider 122, and a telescopic bar 124 mounted to the hexagonal prism body 11 and connected to the buffer slider 122. When the pipeline on-line detection device advances, the crawler wheel 21 can elastically extrude the inner wall of the pipeline.
In an embodiment, the track wheel 21 and the hexagonal prism body 11 are hinged to the connecting frame 121, so that the track wheel 21 can rotate along the connecting frame 121, and the position of the track wheel 21 can be changed. The buffer slide 122 can slide along the hexagonal prism body 11. A compression rod 123 is hinged between the track wheel 21 and the buffer sliding block 122, so that the track wheel 21 has elastic extrusion force on the inner wall of the pipeline, and the stability of the track wheel 21 in advancing is ensured. A telescopic rod 124 is further connected between the hexagonal prism body 11 and the buffer slider 122 to ensure that the crawler wheels 21 can be retracted to a certain extent when rolling obstacles. That is, the crawler wheel 21 has elastic extrusion force on the inner wall of the pipeline in the advancing process, when the crawler wheel 21 rolls on an obstacle, the crawler wheel 21 rotates along the connecting frame 121 to contract the crawler wheel 21, so that the pipeline online detection device can smoothly pass through the obstacle on the side wall of the pipeline.
Preferably, the detection mechanism 3 includes a position sensor, an attitude sensor, an ultrasonic sensor, an eddy current sensor, and a sensor mount. The sensor mounting seat is used for mounting a sensor.
In one embodiment, the detection mechanism 3 is provided with a sensor mounting seat for mounting a sensor, and a position sensor, an attitude sensor, an ultrasonic sensor, and an eddy current sensor. It should be noted that the above sensors are all sensors existing in the prior art, and when a certain item of data of the pipeline needs to be measured, a corresponding sensor type can be installed. When the pipeline is detected at one time, one or more sensors can be selected to be used.
Preferably, the pipeline on-line detection device further comprises a control system and a wireless remote control device in signal connection with the control system. The wireless remote control equipment controls the movement and detection of the pipeline on-line detection device through the control system.
In one embodiment, the control system is capable of controlling the travel of the track wheels 21, the camera mechanism 4, and the measurements of various sensors. The staff accessible wireless remote control equipment remote control pipeline on-line measuring device. It is required to explain that, the detection mode of power, circuit structure, the signal control system of control system function and all kinds of sensors is conventional technical means among the pipeline on-line measuring device, does not belong to the utility model discloses a protection scope, consequently no longer gives unnecessary details.
When adopting above-mentioned pipeline on-line measuring device, actuating mechanism 2 supports through elastic support mechanism 1 for actuating mechanism 2 can cross the impurity barrier, helps pipeline on-line measuring device's current. The driving mechanism 2 is in the form of a crawler wheel 21, and the outer surface of the crawler wheel 21 is tightly attached to the inner wall of the pipeline, which is beneficial to improving the stability of the pipeline online detection device.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (6)
1. The pipeline on-line detection device is characterized by comprising an elastic supporting mechanism, a driving mechanism, a detection mechanism and a camera mechanism;
the elastic supporting mechanism comprises a hexagonal prism body and 3 groups of elastic supports which are uniformly distributed along the circumferential direction of the hexagonal prism body;
the driving mechanism comprises crawler wheels mounted on each elastic support, and each crawler wheel comprises a crawler belt, a driving gear, a walking frame and a supporting wheel; the outer surface of the crawler belt is an arc-shaped surface, and the radius of the arc-shaped surface is equal to the inner diameter of the pipeline to be detected;
the detection mechanism is mounted on the side wall of each crawler wheel;
the camera shooting mechanism is installed in front of the hexagonal prism body and comprises an omnibearing camera and an audio transmitter.
2. The online pipeline detection device according to claim 1, wherein the crawler comprises inwardly arranged racks and reinforcing ribs fixed on the outer wall of the crawler, the racks are matched with the driving gear, and the reinforcing ribs are of an elastic rubber structure.
3. The online pipeline detection device according to claim 2, wherein the reinforcing ribs are uniformly distributed on the outer wall of the track, and the arc-shaped surface is formed on the outer surface of the reinforcing ribs.
4. The online pipeline detection device of claim 1, wherein the elastic support comprises a connecting frame connecting the crawler wheel and the hexagonal prism body, a buffer slider mounted on the hexagonal prism body, a compression rod connecting the crawler wheel and the buffer slider, and a telescopic rod mounted on the hexagonal prism body and connected with the buffer slider.
5. The on-line pipeline inspection device of claim 1, wherein the inspection mechanism comprises a position sensor, an attitude sensor, an ultrasonic sensor, an eddy current sensor, and a sensor mount.
6. The on-line pipeline detection device of claim 1, further comprising a control system and a wireless remote control device in signal connection with the control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221672817.XU CN217815707U (en) | 2022-06-30 | 2022-06-30 | Pipeline on-line measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221672817.XU CN217815707U (en) | 2022-06-30 | 2022-06-30 | Pipeline on-line measuring device |
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| CN217815707U true CN217815707U (en) | 2022-11-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117000913A (en) * | 2023-09-05 | 2023-11-07 | 中建铁路投资建设集团有限公司 | Continuous beam prestress steel strand cutting length control device |
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- 2022-06-30 CN CN202221672817.XU patent/CN217815707U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117000913A (en) * | 2023-09-05 | 2023-11-07 | 中建铁路投资建设集团有限公司 | Continuous beam prestress steel strand cutting length control device |
| CN117000913B (en) * | 2023-09-05 | 2024-03-08 | 中建铁路投资建设集团有限公司 | Continuous beam prestress steel strand cutting length control device |
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